public void PrintsCommandsToConsole()
{
// arrange
var console = new Mock<IConsole>();
var repl = new Mock<IRepl>();
var clearCommand = new ClearCommand(console.Object);
var exitCommand = new ExitCommand(console.Object);
var commands = new Dictionary<string, IReplCommand>
{
{clearCommand.CommandName, clearCommand},
{exitCommand.CommandName, exitCommand},
};
repl.Setup(x => x.Commands).Returns(commands);
var cmd = new HelpCommand(console.Object);
// act
cmd.Execute(repl.Object, null);
// assert
console.Verify(x => x.WriteLine(It.IsAny<string>()), Times.Exactly(3));
console.Verify(x => x.WriteLine(It.Is<string>(f => f.StartsWith(":" + clearCommand.CommandName) && f.Contains(clearCommand.Description))), Times.Once);
console.Verify(x => x.WriteLine(It.Is<string>(f => f.StartsWith(":" + exitCommand.CommandName) && f.Contains(exitCommand.Description))), Times.Once);
}
public void CorrectlyPrintsCommandsToConsoleAfterAlias()
{
// arrange
var console = new Mock<IConsole>();
var repl = new Mock<IRepl>();
var clearCommand = new ClearCommand(console.Object);
var aliasCommand = new AliasCommand(console.Object);
var commands = new Dictionary<string, IReplCommand>
{
{clearCommand.CommandName, clearCommand},
{aliasCommand.CommandName, aliasCommand},
};
repl.Setup(x => x.Commands).Returns(commands);
var cmd = new HelpCommand(console.Object);
aliasCommand.Execute(repl.Object, new[] { "clear", "clr" });
// act
cmd.Execute(repl.Object, null);
// assert
console.Verify(x => x.WriteLine(It.Is<string>(f => f.StartsWith(":" + clearCommand.CommandName) && f.Contains(clearCommand.Description))), Times.Once);
console.Verify(x => x.WriteLine(It.Is<string>(f => f.StartsWith(":" + aliasCommand.CommandName) && f.Contains(aliasCommand.Description))), Times.Once);
console.Verify(x => x.WriteLine(It.Is<string>(f => f.StartsWith(":clr") && f.Contains(clearCommand.Description))), Times.Once);
}
public void ReturnsHelp()
{
// act
var cmd = new HelpCommand(new Mock<IConsole>().Object);
// assert
Assert.Equal("help", cmd.CommandName);
}